baber/WOPTO huggingface dataset:
Patent JP-S57170812-A (JP)
Title: Increasing method for purity of natural graphite
Inventor: WATANABE AKIRA
IPC: C01B31/04
Filed: 1981-04-15
Abstract: PURPOSE: To manufacture high purity graphite by immersing fine granular natural graphite after flotation in a soln. contg. hydrofluoric acid to remove the impurity made of clay mineral by leaching.  
     CONSTITUTION: Natural graphite ore is crushed to fine granules having ≤ about 6 mesh size and subjected to flotation. The granular graphite refined in some degree is immersed in an aqueous soln. contg. hydrofluoric acid. The soln. is an aqueous soln. of hydrofluoric acid having about 46% concn. as HF to 35.37% which is the concn. of the azeotropic mixture with water, and an aqueous soln. of a mixture of hydrofluoric acid with various kinds of mineral acids is also preferably used as said soln. The preferred mineral acids are nitric acid, hydrochloric acid and sulfuric acid, and an about 1:1 mixture of one of the mineral acids with water is mixed with about 46% hydrofluoric acid in about 1:1. The clay mineral composed chiefly of silica, alumina and iron oxide is removed by leaching for several min W several hr. The treated graphite is washed and dried to obtain a refined product. 
     COPYRIGHT: (C)1982,JPO&Japio
Patent JP-S63222866-A (JP)
Title: Thermal head
Inventor: ISHIKAWA OSAMU
IPC: B41J2/345
Filed: 1987-03-12
Abstract: PURPOSE:To improve the print quality, by securing a heat radiation supporting board having a recess for containing a drive circuit section to the surface side of a substrate then filling the gap portion with filler and reinforcing/supporting the substrate, thereby protecting the drive circuit section even when the substrate is made thin an improving thermal transmission thus providing a constant coloring density to a printing dot. CONSTITUTION:Semiconductor elements 3 such as heating element patterns 2a, 2b or drive circuit section IC are formed on one plane 1a of an abrasion resistant substrate 1,and a heat radiation supporting board 10 is joined integrally tot he side of heating element pattern 2a, 2b and the drive IC 3 through an anti-oxidation layer 8 and an adhesive layer 9. The other face 1b of the substrate 1 is a thermal recording face, and the surface corresponding to the heating element section 2A of the heating element pattern 2a is inclined to become thin, then a thermal recording paper (p) is slided against an inclined face 1b1 and thermal recording is made by means of a platen P. Filler 14 having required hardness is placed in gap section formed between the inner face of a recess 10a in the heat radiation supporting board 10 for securing the drive IC3 and material 12 for sealing the drive IC3.
Patent JP-H09249641-A (JP)
Title: Fluorinated vitamin d derivative and its production
Inventor: HOSOYA RYUZO
IPC: A61P3/02
Filed: 1996-03-14
Abstract: PROBLEM TO BE SOLVED: To obtain a new subject compound having calcium regulating action in vivo and differentiation-inducing action of tumor cells, expected for improving action of bone amount and having no adverse effects. SOLUTION: This fluorinated vitamin D derivative is 24, 24-difluoro-1α,25,26- trihydroxyvitamin D3 of formula I. The compound of formula I is obtained by removing a protective group of 1α,3β-disubstituted oxy-24,24-difluoro-25,26- dihydroxyvitamin D3 with an acid in an organic solvent. As the acid used in removing the protective group, 0.5-10 mole equivalent of an organic acid or a 0.5-6 normal inorganic acid is preferably used.
Patent JP-S56155328-A (JP)
Title: Concentrated temperature controlling device for refrigerator
Inventor: KATOU TAKASHI
IPC: F24F11/02
Filed: 1980-05-02
Abstract: PURPOSE: To reduce defrosting period of time by a method wherein temperature sensors are provided in show cases, a duct and the like respectively and a temperature in the show case is controlled by one temperature sensor while the returning control of the defrosting is effected by the other temperature sensor, in the concentrated temperature controlling device for a plurality of refrigerating and air- conditioning equipments.  
     CONSTITUTION: A defrosting timer 5 operates a refrigerating machine 4 in a defrosing mode at every constant period, concurrently, controls terminal devices 2 1 W2 n  through the concentrated control system 1 and closes the refrigerating capacity control valves and the like of the refrigerating devices 3 1 W3 n  for the show case or the like. According to these functions, when the defrosting is begun, the concentrated control system 1 monitors temperatures in the ducts for the refrigerating devices 3 1 W3 n  by a signal 8 measuring the temperature in the duct through the terminal devices 2 1 W2 n . When the temperature is arrived at a preset temperature at which the frost is defrosted perfectly, a defrosting returning signal 9 is outputted to the defrosting timer 5 to release the defrosting mode and control the temperature in the show case again. 
     COPYRIGHT: (C)1981,JPO&Japio
Patent JP-H05253142-A (JP)
Title: Start-up controller for vacuum cleaner
IPC: A47L9/28
Filed: 1992-03-16
Abstract: PURPOSE:To provide a vacuum cleaner in which an inexpensive system to prevent a current breaker from being cut off installed at a general home is employed, and operability and product performance are improved even that it is the vacuum cleaner with high rush current when it is started up. CONSTITUTION:This controller is constituted in such a way that a resistor 111 is arranged in series at a part of a circuit consisting of a power source, an electric blower 104, and a main switch 110, and a pressure switch 112 which short-circuits the two terminals of the resistor 111 is provided in parallel with the resistor 111, and the pressure switch 112 can be operated by detecting pressure obtained by starting up the electric blower 104.
Patent JP-H07272410-A (JP)
Title: Magnetic recording/reproducing apparatus
Inventor: KASE TSUTOMU
IPC: G11B20/14
Filed: 1994-03-29
Abstract: PURPOSE:To form a magnetic recording/reproducing apparatus which enables stable AFC operation irrespective of a fault of the synchronous signal. CONSTITUTION:An edge detection/pulse generation circuit 7 always resets an AFC circuit 4 by a reset signal 8 generated in synchronizm with an edge of a head switch signal 6 at the rising or the falling of the head switch signal 6 synchronous with the rotation of a drum. This allows an AFC circuit 4 to be restored from malfunctioning of an AFC operation at any time.
Patent JP-H10256281-A (JP)
Title: Chip-type part bonding device
Inventor: SATO YUICHI
IPC: H01L21/52
Filed: 1997-03-12
Abstract: PROBLEM TO BE SOLVED: To provide a bonding device which realizes reliable positioning of a chip-type part, with respect to a gauging platen with a simple and low-price structure. SOLUTION: The device comprises a gauging platen 1, having a recess 4 where a pellet 14 is contained, and a motor which is connected to the gauging platen 1 via a rotation shaft 2 and which rotates the gauging platen 1 about the rotation shaft 2. The gauging platen 1 is rotatable (by revolution R1 ), such that the recess 4 of the gauging platen 1 is sequentially positioned at a pellet placement position A and a pellet pickup position B and is also rotatable by a predetermined amount (revolution R2 ) alternatively in one rotational direction and the other rotational direction.
Patent JP-S61217762-A (JP)
Title: Highly sensitive immunoassay
Inventor: ISHIKAWA EIJI
IPC: G01N33/531
Filed: 1985-03-25
Abstract: PURPOSE:To enable ultra-microscopic analysis, by performing processing using a non-specific antibody and/or a modified protein simultaneously with or immediately before a processing by an antibody and/or a labelled antibody. CONSTITUTION:For example, in a sandwitch type assay for measuring an antigen to be analyzed in a liquid sample, an antibody to react with an object to be analyzed is attached to a solid phase and the solid phase thus obtained is made to react with the object being analyzed. Then, the product is treated with a mixture of a labelled antibody able to react with the object being analyzed and a blocker and the labelled antibody sandwitch obtained is measured by a method specific to the label substance. In a direct immunoassay, the object being analyzed is attached to the solid phase, the solid phase thus obtained is treated with a mixture of the labelled antibody able to react with the object being analyzed and a blocker and then, a measurement is done by a method specific to the label substance. Thus, ultra-microscopic analysis can be done.
Patent JP-H08218674-A (JP)
Title: Aseismic equipment
Inventor: YAMAMURA TAKEJI
IPC: E04H9/02
Filed: 1995-02-10
Abstract: PURPOSE: To prevent the collapse and break-down of a structure even when a lateral quake is given by an earthquake by absorbing lateral quake energy in any of 360 deg. direction between a foundation and the structure. CONSTITUTION: Elliptic spheres 2 held between a structure 1 and a foundation 3 are rotated while absorbing lateral quake energy given from earthquake by which the foundation 3 is moved to the left. As similar rotation is made even if a lateral quake occurs from any of 360 deg. direction, no shock is given to the structure 1. The upper and lower parts of the elliptic spheres 2, cut off to be flat, allow the structure 1 and the foundation 3 to be easily restored.
Patent JP-H01234612-A (JP)
Title: Heat resistance fixing method for enameled substrate
Inventor: SUZUKI TAKAO
IPC: H01C1/01
Filed: 1988-03-14
Abstract: PURPOSE:To ensure low cost with high heat resisting durability, chemical resistance and good workability by inserting a metal washer having specific Vickers hardness and thickness respectively between an enameled substrate and a screw and/or a base material. CONSTITUTION:When an enameled substrate 1 with the surface thereof applied with enamel is fixed to a base material 2 with a bolt 3, a washer 5 is fitted between the enameled substrate 1 and the head of the bolt 3, and the substrate 1 and the base material 2. In this case, the thickness of the washer 5 is 0.1-1.5mm and made of a metal having Vickers hardness equal to or below 80. According to the aforesaid construction, it is possible to ensure high heat resistance and durability without any crack on the enameled substrate 1 and low cost with good workability.
Patent JP-H08253153-A (JP)
Title: Rationality judging method of train diagram, train course control method and operation control system of railway
Inventor: IWAMA NAOHIKO
IPC: B61L27/00
Filed: 1995-03-17
Abstract: PURPOSE: To provide an operation control system of a railway by which a cause of irrationality can be instantly seized and coping operation is facilitated when irrationality is caused in a train diagram. CONSTITUTION: When an entering train is detected, a train tracking processing part 12 delivers received diagram-related information (a train number, the operation date, an operation section, arrival time, departure time, a track number to be used or the like) to a diagram control information part 11, and checks rationality by referring to a diagram file 111 with every item. When an irrational item exists, it is stored in an irrational information table 112 together with its related information. When a train number is rational, the tracking processing part 12 detects and renews a train existing track position by allotting a train tracking table 13. A course tracking processing part 14 is also started, and a signal to be controlled by calculation of a course is determined.  At this time, the irrational information table 112 is checked, and when there exists irrationality such as competition for a track number being a hindrance to operation, competitive train number and track number or the like are read out, and are deformed on an operation monitoring image screen.
Patent JP-H08254712-A (JP)
Title: Liquid crystal display element
Inventor: ASHIZAWA KEIICHIRO
IPC: G02F1/1368
Filed: 1995-03-17
Abstract: PURPOSE: To provide an active matrix type liquid crystal display element of a transverse electric field system featuring high productivity and high image quality. CONSTITUTION: This liquid crystal display element has thin-film transistor elements which are disposed at each of pixels and are connected to pixel electrodes 11, signal electrodes 9 and scanning electrodes 4 and wiring means for impressing voltage signal waveforms between common electrodes 2 and the pixel electrodes 11. The pixel electrodes 11 and the common electrodes 2 are arranged within the same substrate plane. Scanning wirings 5 connected to the scanning electrodes and common wirings 3 connected to the common electrodes 2 are arranged in parallel with the row direction of the plural pixels arranged in a matrix form. The common wirings 3 are commonly used by the two pixels connected in the column direction when the signal wirings 10 connected to the signal electrodes 9 are arranged in parallel with the column direction.
Patent JP-H04294422-A (JP)
Title: Operation console
Inventor: HATTORI YOSHIAKI
IPC: G06F9/00
Filed: 1991-03-22
Abstract: PURPOSE:To offer an operation console capable of being easily standardized and easily correspond to redundancy and a change in an operation system. CONSTITUTION:The operation console 1 is provided with plural personal consoles 3 each of which is constituted of combining plural control modules 2 provided with a monitoring function 2a and an operation function 2b and has same constitution, a plate data input device 4 for inputting process data from a plate and a plant apparatus operating device 5 for outputting operation commands to respective apparatuses in the plant to a process controller and characterized by connecting the consoles 3, the input device 4 and operation device 5 through a communication line 6.
Patent JP-S53143014-A (JP)
Title: Rotary compressor
Inventor: SHIYOUJI ISAMU
IPC: F04C29/00
Filed: 1977-05-19
Abstract: PURPOSE: To quicken starting by expediting balancing of high and low pressure at under the condition that the device is not operated for rotary compressor with liquid injection cooling method. 
     COPYRIGHT: (C)1978,JPO&Japio
Patent JP-2000259812-A (JP)
Title: High-speed image processing method and device
Inventor: MINAGAWA KEIJI
IPC: G06T1/00
Filed: 1999-03-05
Abstract: PROBLEM TO BE SOLVED: To provide a high-speed image processor capable of high-speed access of image data by a processor parallelly to the fetching operation of the image data from an image pickup device. SOLUTION: The AD conversion output of image signals from ITV cameras 1a-1d is written to line memories 3a-3d and data for one line each in an order for the line memories 3a-3d, for the total of four lines, are read within one line period at a high speed and written to a field buffer storage device 6. The write is performed in the form of writing the data of the 1st pixel-8th pixel of the line 1 of the line memory 3a to FIFO memories #1-#8 and 9th-16th pixels to the FIFO memories #1-#8 and the data of the other line memories are written in the same form as well. The processor 8 accesses the memories #1-#8 altogether at a high speed by a 64-bit bus, reads the data for the continuous eight pixels and executes a high-speed image processing.
Patent JP-S59185737-A (JP)
Title: Semidirect firing type annealing furnace
Inventor: WANAKA TSUTOMU
IPC: C21D9/667
Filed: 1983-04-04
Abstract: PURPOSE:To heat and anneal a steel plate coil with high thermal efficiency by providing radiant tubes between the outer cover and inner cover of an annealing furnace for the steel plate coil and installing a direct firing burner. CONSTITUTION:An inner cover is placed in an outer cover 6 of an annealing furnace for a steel plate coil, and a steel plate coil to be annealed is placed therein. Radiant tubes 2 connected to plural burner groups 1 are disposed in the cover 6 and a direct firing burner 1a and a burner 1b connected to the radiant tube 2b having an open top end are installed in the lower part. The inner cover is heated by the heat radiated from the tubes 2, 2b, and is heated by the combustion gas of the burner 1a and the combustion gas discharged from the tube 2b; further waste gas from the evacuating holes 3a, 3b of a recuperator 5 is used for the waste gas of the tubes 2 after heating. The billet coil in th inner cover is heated and annealed with high thermal efficiency.
Patent JP-S62235803-A (JP)
Inventor: KURISUCHIYAN SUTEFUAN ARUBERUT
IPC: H05B6/06
Filed: 1987-03-16
Abstract: (57)【要約】本公報は電子出願前の出願データであるた め要約のデータは記録されません。
Patent JP-H11260828-A (JP)
Title: Semiconductor device and its manufacture
Inventor: SHIMA AKIO
IPC: H01L29/73
Filed: 1998-03-11
Abstract: PROBLEM TO BE SOLVED: To reduce the resistivity of a polycrystalline silicon film constituting a semiconductor device. SOLUTION: This semiconductor device is composed of a double-layer polycrystalline silicon structure transistor 4 in which an emitter lead-out electrode 8E which has a collector region 4C, a base region 4B consisting of an intrinsic base region 4B1 and an outside base region 4B2 formed in an outer circumference thereof and an emitter region 4E, and is connected to the emitter region 4E and a base lead-out electrode 8B connected to the outside base region 4B2 are formed of a polycrystalline silicon film is composed of polycrystalline silicon, which is formed by depositing the base lead-out electrode 8B by a CVD method where silane gas of 540 deg.C is the raw material, thereafter germanium is ion-implanted, phosphorus is ion-implanted, and furthermore is composed of polycrystalline silicon formed by being caused to crystallize through heat treatment at 600 deg.C for one or more hours.
Patent JP-S60201929-A (JP)
Title: Molding method of lower side section member of car body for automobile
Inventor: NAKAMURA TADAYOSHI
IPC: B29C70/06
Filed: 1984-03-26
Abstract: PURPOSE:To mold the curved lower side section member of a car body in simple constitution by drawing a thermosetting resin from a preforming die, forming the resin to a predetermined section shape and passing it through and drawing it from a curved finishing molding die while being heated and cured. CONSTITUTION:A glass fiber base material 4 is passed in a liquefied thermosetting resin 7 housed in a resin vessel 6, impregnated and drawn from a preforming die 8, and formed to a prescribed section shape coinciding with a protector 3 as the lower side section member for an automobile. The glass fiber base material 4 and the resin 7 are heated by a heater 11 in a curing tank 9 immediately after the base material is discharged from the preforming die 8, drawn so as to pass through a curved finishing molding die 12 while being cured, and formed to a curved shape. The curved material is passed through a drawing device 13, and cut in predetermined length by a cutter 14, and the protector 3 is shaped.
Patent JP-S61216487-A (JP)
Title: Manufacture of semiconductor device
Inventor: NISHII KATSUNORI
IPC: H01L29/812
Filed: 1985-03-22
Abstract: PURPOSE:To enable to reduce a gate electrode wiring resistance by exposing the surface of a semiconductor substrate in contact with the third insulator layer and forming a gate electrode on a semiconductor substrate to form source and drain electrodes. CONSTITUTION:An active region 12 and the first insulator layer 14 are formed on a semi-insulating GaAs substrate, and a high density N-type source and drain region 13. Then, the second insulator layer 15 is formed, a photosensitive resin is thinly coated on a pattern by rotary coating to flatten the surface. Si3N4 is removed by dry etching, SiO2 pattern of the first insulator 14 is removed by etching, and a photoresist is then removed. Then, a silicon nitride film is formed as the third insulator 16 on the entire surface, AuGe/Ni/Au are formed as source and drain electrodes 17 on the second layer 15 on the region 13, Ti/Pt/Au are deposited in the recess pattern as a gate electrode 18 in a T-shaped structure. Thus, the gate electrode resistance is reduced to secure the contact of the gate electrode with the semiconductor substrate.
Patent JP-S63225947-A (JP)
Title: Optical system for information recording and reproducing device for magneto-optical disk
Inventor: NISHIKAWA KOICHIRO
IPC: G11B11/10
Filed: 1987-03-14
Abstract: PURPOSE:To miniaturize an optical system with a few number of components and to facilitate the adjustment of a photodetector, by using a wedge prism provided with first reflecting plane on which polarized and separated coating is applied, and second and third reflecting planes which bi-sect transmission light and perform the back reflection of them in different directions. CONSTITUTION:An optical beam reflected on a magneto-optical disk D is made incident on the wedge prism 20 via a 1/2 wavelength plate 6. And the P polarized light component of focusing error light in a reflecting beam is reflected on the first reflecting plane on which the polarized and separated coating is applied, and is made incident on the photodetecting part 31 for focusing error detection of the photodetector 30. Meanwhile, the tracking error light of an S polarized light component transmits the plane 21, and back-reflected on the second and the third reflecting planes 22 and 23, then, being changed to reflected light in different directions, and are made incident on the photodetecting part 3 of light receiving areas 32a and 32b at both sides of the photodetecting part 31 of the detector 30. By constituting a device in such a way, it is possible to receive focusing and tracking light with a pair of photodetectors, and to miniaturize the optical system with a few number of components, and to facilitate the adjustment of the photodetector.
Patent JP-S58176056-A (JP)
Title: Casting mold for continuous casting
Inventor: KUBOTA AKIRA
IPC: B22D11/16
Filed: 1982-04-07
Abstract: PURPOSE:To measure temp. quickly and exactly, by drawing out the thermoelectromotive force existing at the boundary between a casting mold body and a dissimilar metallic surface layer with metallic wires consisting of the same material as the material of the dissimilar metallic surface layer to the outside part. CONSTITUTION:A dissimilar metallic surface layer 2 is mounted on the surface of a casting mold body 1 on a short side; therefore, the thermoelectromotive force which is determined by the difference in thermoelectric power between both materials exists at the boundary between both. An optional one piece of metallic wire 3 is used as a reference wire and circuits are formed between the reference wire and plural pieces of the other metallic wires. The difference between the thermoelectromotive forces existing the forward end of the metallic wire corresponding to each circuit and the forward end of the reference wire appears as a potential difference. The level of the molten steel is detected quickly and exactly by utilizing the same.
Patent JP-H01240488-A (JP)
Title: Pressure resistant/heat insulating tank
Inventor: SAITO TAKEO
IPC: F24H9/00
Filed: 1988-03-15
Abstract: PURPOSE:To obtain a light weighted, compact and cheap pressure resistant/heat insulating tank, by equipping a flexible sheet state inner shell, a multiple number of flexible sheet state reinforcing members which surround the inner shell and a flexible sheet state outer shell which surrounds the reinforcing members, and filling and foaming an expandable plastic in the divisional space which is constituted with the reinforcing members between the inner and outer shells. CONSTITUTION:An oval rotary surface shaped inner shell 11 is formed with a flexible sheet according to the internal shape of a desired tank. Placing a prescribed space from the inner shell, the inner shell is surrounded with a size larger flexible sheet state reinforcing member 12A. While the inner shell and the reinforcing member are held by jigs, etc., if an expandable plastic 13 is filled and formed in the divisional space between the both parts, the expanded plastic tightly sticks to the inner shell and the reinforcing member, at the time of hardening. On the outside, a layer of a multiple numbers of reinforcing members 12B is formed in the same manner through the expanded plastic. To the outermost expanded plastic layer, a flexible sheet state outer shell 14 is bonded in the same manner.